CVE-2023-5427

highpriority · track · 31EPSS 0.003 · 27 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.33% (27th) EPSS

CVSS 7.8 · high

Is it mine?

10 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · osv · cert_bund

EPSS · scored 2026-10-27

Use After Free vulnerability in Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver allows a local non-privileged user to make improper GPU processing operations to gain access to already freed memory.This issue affects Bifrost GPU Kernel Driver: from r44p0 through r45p0; Valhall GPU Kernel Driver: from r44p0 through r45p0; Arm 5th Gen GPU Architecture Kernel Driver: from r44p0 through r45p0.

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 1.8 · impact 5.9

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USprimary

affected products (10)

Products and version ranges known to be affected.

LANCOM LCOS 5G Router <LCOS 10.80 RU5all versionscert_bundDE
LANCOM Router 5G Router <LCOS 10.80 RU5all versionscert_bundDE
LANCOM LCOS≤ 5G Router <LCOS 10.80 RU5cert_bundDE
LANCOM Router≤ 5G Router <LCOS 10.80 RU5cert_bundDE
Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver≤ r44p0 ≤r45p0enisa_euvdEU
Arm Ltd Bifrost GPU Kernel Driver≤ r44p0 ≤r45p0enisa_euvdEU
Arm Ltd Valhall GPU Kernel Driver≤ r44p0 ≤r45p0enisa_euvdEU
arm 5th gen gpu architecture kernel driverr44p0 → r46p0nvdUScpe:2.3:a:arm:5th_gen_gpu_architecture_kernel_driver:*:*:*:*:*:*:*:*
arm bifrost gpu kernel driverr44p0 → r46p0nvdUScpe:2.3:a:arm:bifrost_gpu_kernel_driver:*:*:*:*:*:*:*:*
arm valhall gpu kernel driverr44p0 → r46p0nvdUScpe:2.3:a:arm:valhall_gpu_kernel_driver:*:*:*:*:*:*:*:*

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2024-0009Google Android und Pixel Patchday Januar 2024Deutsch2024-01-03csaf · cert_bundDE
Ein entfernter anonymer Angreifer kann mehrere Schwachstellen in Google Android ausnutzen, um beliebigen Code auszuführen, vertrauliche Informationen offenzulegen oder seine Rechte zu erweitern.
ASB-A-3081883372024-01-01vendor · osvUS

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv cert_bund nvd NVD CVE.org MITRE

published 2023-12-01modified 2026-06-17

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+12230 more

references (7)

External citations — patches, advisories, analysis.

scry

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